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allow boolean traits implementations to use std::true_type and std::false_type
[SVN r79131]
This commit is contained in:
@ -7,6 +7,7 @@
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#if !defined(FUSION_IS_SEGMENTED_03202006_0015)
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#if !defined(FUSION_IS_SEGMENTED_03202006_0015)
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#define FUSION_IS_SEGMENTED_03202006_0015
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#define FUSION_IS_SEGMENTED_03202006_0015
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#include <boost/mpl/bool.hpp>
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#include <boost/fusion/support/tag_of.hpp>
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#include <boost/fusion/support/tag_of.hpp>
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namespace boost { namespace fusion
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namespace boost { namespace fusion
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@ -41,8 +42,10 @@ namespace boost { namespace fusion
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{
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{
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template <typename Sequence>
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template <typename Sequence>
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struct is_segmented
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struct is_segmented
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: extension::is_segmented_impl<typename traits::tag_of<Sequence>::type>::
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: mpl::bool_<
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template apply<Sequence>
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(bool)extension::is_segmented_impl<typename traits::tag_of<Sequence>::type>::
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template apply<Sequence>::type::value
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>
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{
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{
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};
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};
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}
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}
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@ -59,9 +59,11 @@ namespace boost { namespace fusion
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{
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{
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template <typename T>
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template <typename T>
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struct is_sequence
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struct is_sequence
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: extension::is_sequence_impl<
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: mpl::bool_<
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(bool)extension::is_sequence_impl<
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typename fusion::detail::tag_of<T>::type
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typename fusion::detail::tag_of<T>::type
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>::template apply<T>
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>::template apply<T>::type::value
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>
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{};
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{};
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template <typename Sequence, typename Enable = void>
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template <typename Sequence, typename Enable = void>
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@ -7,6 +7,7 @@
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#if !defined(FUSION_IS_VIEW_03202006_0015)
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#if !defined(FUSION_IS_VIEW_03202006_0015)
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#define FUSION_IS_VIEW_03202006_0015
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#define FUSION_IS_VIEW_03202006_0015
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#include <boost/mpl/bool.hpp>
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#include <boost/fusion/support/detail/is_view.hpp>
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#include <boost/fusion/support/detail/is_view.hpp>
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#include <boost/fusion/support/tag_of.hpp>
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#include <boost/fusion/support/tag_of.hpp>
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@ -54,8 +55,10 @@ namespace boost { namespace fusion
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{
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{
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template <typename T>
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template <typename T>
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struct is_view :
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struct is_view :
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extension::is_view_impl<typename fusion::detail::tag_of<T>::type>::
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mpl::bool_<
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template apply<T>::type
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(bool)extension::is_view_impl<typename fusion::detail::tag_of<T>::type>::
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template apply<T>::type::value
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>
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{};
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{};
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}
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}
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}}
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}}
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